Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting - Summary of Net Revenue, Cost of Sales, Depreciation and Amortization, Operating Profit, Interest Expense, Income Tax (Expense) Benefit and Assets by Segment (Detail)

v3.20.2
Segment Reporting - Summary of Net Revenue, Cost of Sales, Depreciation and Amortization, Operating Profit, Interest Expense, Income Tax (Expense) Benefit and Assets by Segment (Detail) - USD ($)
 3 Months Ended 6 Months Ended
May 31, 2020
May 31, 2019
May 31, 2020
May 31, 2019
Nov. 30, 2019
Segment Reporting Information [Line Items]          
Total net revenue $ 7,871,844 $ 8,127,852 $ 15,492,618 $ 15,622,964  
Total cost of sales 2,480,543 2,628,291 4,983,687 5,094,518  
Total operating profit 1,752,186 496,564 3,001,256 1,350,226  
Total depreciation and amortization 43,303 55,334 87,524 112,314  
Total interest expense 365,371 424,287 730,670 831,212  
Total income tax (expense) benefit 380,010 50,943 632,390 155,610  
Total assets 44,840,612   44,840,612   $ 42,886,160
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 7,600,902 7,881,697 15,007,190 15,216,724  
Total cost of sales 1,966,441 2,218,926 4,021,515 4,257,530  
Total depreciation and amortization 36,408 46,269 73,735 94,186  
Total interest expense 365,371 424,287 730,670 831,212  
Total income tax (expense) benefit 380,010 50,943 632,390 155,610  
PrepaCyte CB [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 57,300 12,040 117,707 37,760  
Total cost of sales 32,014 4,621 73,131 164,627  
Total depreciation and amortization 6,895 9,065 13,789 18,128  
Total interest expense 0   0    
Total income tax (expense) benefit 0   0    
Public Cord Blood Banking [Member]          
Segment Reporting Information [Line Items]          
Total net revenue 213,642 234,115 367,721 368,480  
Total cost of sales 482,088 404,744 889,041 672,361  
Total depreciation and amortization 0   0    
Total interest expense 0   0    
Total income tax (expense) benefit 0   0    
Operating Segments [Member]          
Segment Reporting Information [Line Items]          
Total depreciation and amortization 43,303 55,334 87,524 112,314  
Operating Segments [Member] | Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]          
Segment Reporting Information [Line Items]          
Total operating profit 2,002,877 3,001,600 3,492,424 4,131,863  
Operating Segments [Member] | PrepaCyte CB [Member]          
Segment Reporting Information [Line Items]          
Total operating profit 17,984 (1,644) 30,379 (144,993)  
Operating Segments [Member] | Public Cord Blood Banking [Member]          
Segment Reporting Information [Line Items]          
Total operating profit (268,675)   (521,547)    
Umbilical Cord Blood and Cord Tissue Stem Cell Service [Member]          
Segment Reporting Information [Line Items]          
Total assets 31,238,744   31,238,744   28,975,002
PrepaCyte CB [Member]          
Segment Reporting Information [Line Items]          
Total assets 287,448   287,448   289,804
Public Cord Blood Banking [Member]          
Segment Reporting Information [Line Items]          
Total assets $ 13,314,420   $ 13,314,420   $ 13,621,354
Public Cord Blood Banking [Member] | Operating Segments [Member]          
Segment Reporting Information [Line Items]          
Total operating profit   $ (2,503,392)   $ (2,636,644)